Plant growth lamp



FIG. 1 is a front, right, and bottom perspective view of a plant growthlamp, showing my design.

FIG. 2 is a rear, left, and top perspective view thereof.

FIG. 3 is a front elevation view thereof.

FIG. 4 is a rear elevation view thereof.

FIG. 5 is a left side elevation view thereof.

FIG. 6 is a right side elevation view thereof.

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines shown in the drawings are included for the purpose ofillustrating portions of the plant growth lamp that form no part of theclaimed design.

CLAIM The ornamental design for a plant growth lamp, as shown anddescribed.